For example, polar bears are an endangered species because the ice in the Arctic is melting – they rely on ice to get around. Words to know: Hibernation –a deep sleep that animals take during cold months; they don’t need to eat much or to be too warm, so hibernating helps them ...
“It was a big week for wildlife viewing,” wrote Joe Hurley, PFS’ science support manager at the U.S. Thule Air Base in northwestern Greenland. “In addition to the usual musk ox, bird, fox and hare sightings, we seem to be surrounded by polar bears. Kurt Burnham (High Arctic Inst...